Viruses — Flashcards

Flashcard 411: The segmented virus families include bunyavirus, orthomyxovirus, _____, and reovirus

Answer: arenavirus

Flashcard 412: Which togavirus is a childhood exanthem?_____

Answer: Rubella

Flashcard 413: What is the most common etiology of Mononucleosis?_____

Answer: EBV

Flashcard 414: Which DNA virus preferentially infects erythroid progenitors?_____

Answer: Parvovirus B19

Flashcard 415: What is the most common cause of laryngotracheobronchitis (croup)? _____

Answer: Parainfluenza virus

Flashcard 416: What antibodies are present in the plasma of individuals with blood type A?

Answer: Anti-B antibodies (IgM isotype) \n\nNote: Individuals with blood type A or B primarily have IgM antibodies, whereas type O individuals primarily have IgG antibodies.

Flashcard 417: What type of virus is coronavirus? (DNA, RNA (sense), etc)_____

Answer: Positive sense RNA

Flashcard 418: What is the most common cause of viral gastroenteritis in developing countries?_____

Answer: Rotavirus

Flashcard 419: Which Herpesvirus remains latent in mononuclear cells (monocytes, macrophages)?

Answer: CMV (HHV-5)

Extra: Latency sites of Herpesviruses: - HSV-1, HSV-2, VZV: Sensory ganglia - EBV: B cells - CMV: Mononuclear cells (monocytes, macrophages) - HHV-6, HHV-7: T cells - HHV-8: B cells

Flashcard 420: What family of viruses does HAV belong to?_____

Answer: Picornavirus